JP7801039B2 - 正極およびそれを用いて製造されたリチウム二次電池 - Google Patents

正極およびそれを用いて製造されたリチウム二次電池

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Publication number
JP7801039B2
JP7801039B2 JP2024538446A JP2024538446A JP7801039B2 JP 7801039 B2 JP7801039 B2 JP 7801039B2 JP 2024538446 A JP2024538446 A JP 2024538446A JP 2024538446 A JP2024538446 A JP 2024538446A JP 7801039 B2 JP7801039 B2 JP 7801039B2
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Japan
Prior art keywords
positive electrode
active material
material layer
weight
electrode active
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2024538446A
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English (en)
Japanese (ja)
Other versions
JP2025500514A (ja
Inventor
ドン・ヒョン・キム
ホン・シク・ユ
ジョン・ウォン・イ
ジ・ヒ・ユン
グィ・ウム・ヤン
サン・フン・チェ
ヒョン・チェ
オ・ジョン・クォン
ヨン・ヒ・カン
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LG Energy Solution Ltd
Original Assignee
LG Energy Solution Ltd
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Filing date
Publication date
Priority claimed from KR1020230143944A external-priority patent/KR20240058785A/ko
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Publication of JP2025500514A publication Critical patent/JP2025500514A/ja
Application granted granted Critical
Publication of JP7801039B2 publication Critical patent/JP7801039B2/ja
Active legal-status Critical Current
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/136—Electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H01M4/1397—Processes of manufacture of electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
    • H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • H01M4/623—Binders being polymers fluorinated polymers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • H01M4/625—Carbon or graphite
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
JP2024538446A 2022-10-26 2023-10-26 正極およびそれを用いて製造されたリチウム二次電池 Active JP7801039B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR10-2022-0139726 2022-10-26
KR20220139726 2022-10-26
KR10-2023-0143944 2023-10-25
KR1020230143944A KR20240058785A (ko) 2022-10-26 2023-10-25 양극 및 이를 이용하여 제조된 리튬 이차전지
PCT/KR2023/016734 WO2024091015A1 (ko) 2022-10-26 2023-10-26 양극 및 이를 이용하여 제조된 리튬 이차전지

Publications (2)

Publication Number Publication Date
JP2025500514A JP2025500514A (ja) 2025-01-09
JP7801039B2 true JP7801039B2 (ja) 2026-01-16

Family

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JP2024538446A Active JP7801039B2 (ja) 2022-10-26 2023-10-26 正極およびそれを用いて製造されたリチウム二次電池

Country Status (4)

Country Link
US (1) US20250070163A1 (de)
EP (1) EP4435888A4 (de)
JP (1) JP7801039B2 (de)
WO (1) WO2024091015A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20240083061A (ko) * 2022-12-02 2024-06-11 주식회사 엘지에너지솔루션 양극 및 이를 이용하여 제조된 리튬 이차전지

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005123047A (ja) 2003-10-17 2005-05-12 Hitachi Maxell Ltd リチウム二次電池およびその製造方法
JP2012531726A (ja) 2010-09-30 2012-12-10 エルジー・ケム・リミテッド リチウム二次電池用正極及びそれを備えたリチウム二次電池
WO2017056488A1 (ja) 2015-09-30 2017-04-06 日本ゼオン株式会社 二次電池電極用導電材ペースト組成物、二次電池電極用スラリー組成物、二次電池電極用アンダーコート層付き集電体、二次電池用電極、および二次電池
JP2018523281A (ja) 2015-06-12 2018-08-16 エルジー・ケム・リミテッド 正極合剤及びこれを含む二次電池
WO2022191645A1 (ko) 2021-03-12 2022-09-15 주식회사 엘지에너지솔루션 전극 및 이의 제조방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102069281B1 (ko) 2015-07-14 2020-01-22 니폰 제온 가부시키가이샤 이차 전지 전극용 바인더 조성물, 이차 전지 전극용 도전재 페이스트 조성물, 이차 전지 전극용 슬러리 조성물, 이차 전지용 전극 및 이차 전지
CN106560946B (zh) * 2015-10-02 2021-04-20 松下知识产权经营株式会社 电池
CN109845005B (zh) * 2017-03-22 2022-04-08 株式会社Lg化学 正极活性材料预分散体组合物、二次电池用正极以及包含该正极的锂二次电池
KR102820282B1 (ko) * 2019-06-12 2025-06-16 에스케이온 주식회사 고온 특성이 우수한 이차전지
KR102493640B1 (ko) 2021-04-08 2023-02-06 경상국립대학교산학협력단 브루셀라 감염증 진단용 펩타이드 및 이의 용도
JP7735916B2 (ja) 2022-04-06 2025-09-09 信越化学工業株式会社 水硬性組成物

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005123047A (ja) 2003-10-17 2005-05-12 Hitachi Maxell Ltd リチウム二次電池およびその製造方法
JP2012531726A (ja) 2010-09-30 2012-12-10 エルジー・ケム・リミテッド リチウム二次電池用正極及びそれを備えたリチウム二次電池
JP2018523281A (ja) 2015-06-12 2018-08-16 エルジー・ケム・リミテッド 正極合剤及びこれを含む二次電池
WO2017056488A1 (ja) 2015-09-30 2017-04-06 日本ゼオン株式会社 二次電池電極用導電材ペースト組成物、二次電池電極用スラリー組成物、二次電池電極用アンダーコート層付き集電体、二次電池用電極、および二次電池
WO2022191645A1 (ko) 2021-03-12 2022-09-15 주식회사 엘지에너지솔루션 전극 및 이의 제조방법

Also Published As

Publication number Publication date
US20250070163A1 (en) 2025-02-27
EP4435888A4 (de) 2025-07-02
JP2025500514A (ja) 2025-01-09
WO2024091015A1 (ko) 2024-05-02
EP4435888A1 (de) 2024-09-25

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